About the role

Design and develop mechanical systems including HVAC, cooling, and thermal infrastructure for large-scale data centres. Coordinate multidisciplinary designs and ensure compliance with international engineering standards.

What they look for

Mechanical engineering HVAC Cooling systems Piping Pumps Thermal systems AutoCAD Revit SolidWorks ASME standards ISO standards ASHRAE standards Data centre design Technical documentation Project management Team leadership

Requirements

Requires a Bachelor's Degree in Mechanical Engineering and relevant design experience ranging from 3 to 10+ years depending on the level. Proficiency in design software like AutoCAD or Revit and knowledge of industry standards are essential.

Benefits

Meal allowance Paid annual leave Private health insurance Company laptop Professional growth Continuous training

Full description

Mechanical Engineer – Data Centres

Location: Porto, Portugal

Employment Type: Full-Time, On-Site

Level: Junior / Senior / Lead

About the Role

We are hiring Mechanical Engineers at Junior, Senior, and Lead levels to join our engineering team in Porto, supporting the design and delivery of large-scale Data Centre and mission-critical projects.

You will work on complex multidisciplinary projects involving HVAC, cooling systems, piping, pumps, machinery, and thermal systems, collaborating with international engineering teams.

Key Responsibilities

Design and develop mechanical systems including HVAC, cooling, piping, pumps, and thermal systems.

Prepare and validate mechanical calculations, schematics, drawings, and technical documentation.

Coordinate mechanical designs with Electrical, Structural, Civil, and other disciplines.

Ensure compliance with ASME, ISO, ASHRAE, and applicable local standards.

Participate in design reviews, technical coordination, and risk assessments.

Support project delivery, technical documentation, and client coordination.

For Senior/Lead roles: mentor engineers, lead design activities, manage project deliverables, and provide technical leadership.

Requirements

Junior: 3–5 years of mechanical design experience.

Senior: 5–10 years of mechanical design experience with strong experience in large-scale projects.

Lead: 10+ years of mechanical design experience with proven team leadership and project ownership.

All levels:

Bachelor's Degree in Mechanical Engineering.

Strong knowledge of HVAC, cooling, piping, pumps, and thermal systems.

Experience with AutoCAD, Revit, SolidWorks, or similar design software.

Knowledge of ASME, ISO, and ASHRAE standards.

Experience in Data Centres, industrial, commercial, infrastructure, or other complex projects is highly desirable.

Strong English communication skills.

What We Offer

Competitive salary aligned with experience.

Meal allowance: €10.20 per working day via meal card.

22 working days of paid annual leave per calendar year, excluding Portuguese public holidays.

Private health insurance for the employee, in accordance with CTS Europe policy.

Company laptop, required software licences, and other work equipment.

Additional benefits applicable under Portuguese law and CTS internal policies.

Professional growth and continuous training.

Opportunity to work on international Data Centre and mission-critical projects.

Collaborative and diverse international engineering environment.

Location: Porto, Portugal | Work Model: 100% On-Site

Interested? Apply with your updated English CV/resume.